﻿<p>The distribution flow element <em>IfcFlowSegment</em> defines the occurrence of a segment of a flow distribution system.</p>
<p>The <em>IfcFlowSegment</em> defines a particular occurrence of a segment inserted in the spatial context of a project. The parameters defining the type of the segment and/or its shape are defined by the <em>IfcFlowSegmentType</em>, which is related by the inverse relationship IsDefinedBy pointing to <em>IfcRelDefinesByType</em>.


<blockquote class="history">
HISTORY&nbsp; New entity in IFC2.0.
</blockquote>

<blockquote class="change-ifc2x4">
IFC4 CHANGE&nbsp; This entity has been deprecated for instantiation and will become ABSTRACT in a future release; new subtypes should now be used instead.
</blockquote>
